ESP32 code with automatic script will not build anymore

Hi, all of a sudden I can no longer build a specific piece of ESP32 code - all other programs do compile correctly.
The code which is no longer building is the only one that includes an automatic .py script (which just copies firmware.bin and the version number in a specific folder).
Code and script did compile and run properly till a couple of days ago.
I tried to get the “packages” folder re-built and also “platforms” and “python3”.
None has helped.

This is the error I get:

Processing esp32cam (platform: espressif32; board: esp32cam; framework: arduino)
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Verbose mode can be enabled via `-v, --verbose` option
CONFIGURATION: https://docs.platformio.org/page/boards/espressif32/esp32cam.html
PLATFORM: Espressif 32 (4.4.0) > AI Thinker ESP32-CAM
HARDWARE: ESP32 240MHz, 320KB RAM, 4MB Flash
DEBUG: Current (cmsis-dap) External (cmsis-dap, esp-prog, iot-bus-jtag, jlink, minimodule, olimex-arm-usb-ocd, olimex-arm-usb-ocd-h, olimex-arm-usb-tiny-h, olimex-jtag-tiny, tumpa)
PACKAGES: 
 - framework-arduinoespressif32 @ 3.20003.0 (2.0.3) 
 - tool-esptoolpy @ 1.30300.0 (3.3.0) 
 - toolchain-xtensa-esp32 @ 8.4.0+2021r2-patch3
LDF: Library Dependency Finder -> https://bit.ly/configure-pio-ldf
LDF Modes: Finder ~ chain, Compatibility ~ soft
ValueError: invalid literal for int() with base 10: '<<<<<<< HEAD\n':
  File "/Users/gabriele/.platformio/penv/lib/python3.9/site-packages/platformio/builder/main.py", line 188:
    env.SConscript("$BUILD_SCRIPT")
  File "/Users/gabriele/.platformio/packages/tool-scons/scons-local-4.4.0/SCons/Script/SConscript.py", line 597:
    return _SConscript(self.fs, *files, **subst_kw)
  File "/Users/gabriele/.platformio/packages/tool-scons/scons-local-4.4.0/SCons/Script/SConscript.py", line 285:
    exec(compile(scriptdata, scriptname, 'exec'), call_stack[-1].globals)
  File "/Users/gabriele/.platformio/platforms/espressif32/builder/main.py", line 283:
    target_elf = env.BuildProgram()
  File "/Users/gabriele/.platformio/packages/tool-scons/scons-local-4.4.0/SCons/Util.py", line 737:
    return self.method(*nargs, **kwargs)
  File "/Users/gabriele/.platformio/penv/lib/python3.9/site-packages/platformio/builder/tools/piobuild.py", line 61:
    env.ProcessProjectDeps()
  File "/Users/gabriele/.platformio/packages/tool-scons/scons-local-4.4.0/SCons/Util.py", line 737:
    return self.method(*nargs, **kwargs)
  File "/Users/gabriele/.platformio/penv/lib/python3.9/site-packages/platformio/builder/tools/piobuild.py", line 137:
    plb = env.ConfigureProjectLibBuilder()
  File "/Users/gabriele/.platformio/packages/tool-scons/scons-local-4.4.0/SCons/Util.py", line 737:
    return self.method(*nargs, **kwargs)
  File "/Users/gabriele/.platformio/penv/lib/python3.9/site-packages/platformio/builder/tools/piolib.py", line 1176:
    project.install_dependencies()
  File "/Users/gabriele/.platformio/penv/lib/python3.9/site-packages/platformio/builder/tools/piolib.py", line 965:
    if _is_builtin(spec):
  File "/Users/gabriele/.platformio/penv/lib/python3.9/site-packages/platformio/builder/tools/piolib.py", line 957:
    for lb in self.env.GetLibBuilders():
  File "/Users/gabriele/.platformio/packages/tool-scons/scons-local-4.4.0/SCons/Util.py", line 737:
    return self.method(*nargs, **kwargs)
  File "/Users/gabriele/.platformio/penv/lib/python3.9/site-packages/platformio/builder/tools/piolib.py", line 1089:
    lb = LibBuilderFactory.new(env, lib_dir)
  File "/Users/gabriele/.platformio/penv/lib/python3.9/site-packages/platformio/builder/tools/piolib.py", line 60:
    obj = globals()[clsname](env, path, verbose=verbose)
  File "/Users/gabriele/.platformio/penv/lib/python3.9/site-packages/platformio/builder/tools/piolib.py", line 154:
    self.process_extra_options()
  File "/Users/gabriele/.platformio/penv/lib/python3.9/site-packages/platformio/builder/tools/piolib.py", line 302:
    self.env.SConscript(
  File "/Users/gabriele/.platformio/packages/tool-scons/scons-local-4.4.0/SCons/Script/SConscript.py", line 597:
    return _SConscript(self.fs, *files, **subst_kw)
  File "/Users/gabriele/.platformio/packages/tool-scons/scons-local-4.4.0/SCons/Script/SConscript.py", line 285:
    exec(compile(scriptdata, scriptname, 'exec'), call_stack[-1].globals)
  File "/Users/gabriele/Dropbox/Documents/PlatformIO/Projects/esp32cam bird sleepV2/.pio/libdeps/esp32cam/SimpleHTTPUpdater/versioning.py", line 48:
    version = get_version(firmware_info_filename)+1
  File "/Users/gabriele/Dropbox/Documents/PlatformIO/Projects/esp32cam bird sleepV2/.pio/libdeps/esp32cam/SimpleHTTPUpdater/versioning.py", line 16:
    counter = int(f.readline())
============================================================================ [FAILED] Took 0.58 seconds ============================================================================

Anybody who can give me a hint on how I could fix this problem?
Best regards.

Usually this line is added when there is a git merge conflict. Do any of your project files have that? From what file is the script reading?

You were right indeed!
Probably because of a merge error two “text” files included this heading.
I removed them and the problem is now solved.
Thanks A LOT!